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Digital Electronics

Digital Electronics
ASCII code is a

 8-bit code
 10-bit code
 7-bit code
 5-bit code

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Digital Electronics
An AND gate will function as OR if

All the inputs are ‘0’
Either of the inputs is “1”
All the inputs to the gates are “1”
All the inputs and outputs are complemente'

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Digital Electronics
For checking the parity of a digital word, it is preferable to use

 NAND gates
 X-OR gates
 NOR gates
 AND gates

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Digital Electronics
The XS-3 code is a

 self-complementing code
 error-correcting code
 weighted code
 cyclic code

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Digital Electronics
The logic expression A + B can be implemented by giving inputs A and B to a two-input

 X-OR gate
 NAND gate
 NOR gate
 X-NOR gate

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Digital Electronics
The data bus width of a ROM of size 2048 × 8 bits is

 12
 8
 16
 10

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